1996 | Deutsche Tourenwagen Masters | Alfa Corse | 15 | 25 | 0 | 4 | 2 |
1995 | Deutsche Tourenwagen Masters | Schübel Engineering | 9 | 23 | 2 | 0 | 3 |
1994 | Deutsche Tourenwagen Masters | Schübel Engineering | 9 | 23 | 0 | 0 | 3 |
1993 | Deutsche Tourenwagen Masters | Schübel Engineering | 5 | 22 | 1 | 2 | 8 |
1991 | Deutsche Tourenwagen Masters | MM Diebels Team | 21 | 15 | 0 | 0 | 0 |
1991 | British Touring Car Championship | BMW Team Finance | 1 | 0 | 0 | 0 | |
1990 | Deutsche Tourenwagen Masters | BMW M Team Schnitzer | 3 | 0 | 0 | 0 | |
1989 | Deutsche Tourenwagen Masters | BMW M Team Linder | 21 | 6 | 0 | 0 | 0 |
1989 | FIA Formula One World Championship | Rial Racing | 21 | 4 | 0 | 0 | 0 |
1988 | Deutsche Tourenwagen Masters | Alpina | 11 | 22 | 2 | 0 | 3 |
1987 | FIA Formula One World Championship | West Zakspeed Racing | 15 | 0 | 0 | 0 | |
1986 | FIA Formula One World Championship | Barclay Arrows BMW | 18 | 10 | 0 | 0 | 0 |
1986 | FIA Formula One World Championship | Osella Squadra Corse | 18 | 5 | 0 | 0 | 0 |
1986 | 24 Hours of Le Mans | Kouros Racing | 1 | 0 | 0 | 0 | |
1985 | FIA F3 World Cup | Bertram Schäfer Racing | 3 | 0 | 0 | 0 | |
1985 | FIA Formula One World Championship | West Zakspeed Racing | 2 | 0 | 0 | 0 | |
1985 | FIA International F3000 Championship | BS Fabrications | 1 | 11 | 4 | 2 | 7 |
1985 | 24 Hours of Le Mans | Kreepy Krauly Racing | 1 | 0 | 0 | 0 | |
1981 | 24 Hours of Le Mans | Helmut Marko | 1 | 0 | 0 | 0 |